What does chmod do?
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write a shell script to emulate the Id command of PRIMOS which lists files and directories. It list files first with a header FILES and then directories with a header DIRECTORIES. This command has several options. The main ones are. -file select files only -dir select directories only -reverse sort in reverse order -no_header put no header on the output -brief output the header only -size display the size of each file -help display Id´s syntax and options.
What is "test"? How it is used in shell scripting?
How to debug the problems encountered in the shell script/program?
What is a shell environment?
Explain about the exit command?
What is the difference between bash and shell?
What is the crontab?
Rewrite the command to print the sentence and convert the variable to plural: echo “i like $variable”.
how is the oppurtunities for unix in the software
How to know that your remote server is ruing smoothly or not in unix?
What is difference between shell and bash scripting?
Write a shell script to get current date, time, user name and current working directory.